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Mail Security Tools

api.mailsecuritytools.com · x402

Grade a domain's email security: SPF, DMARC, DKIM and MX score. $0.01 USDC on Base per call. Returns a 0-100 score and A-F grade (SPF 30, DMARC 40, DKIM 25, MX 5) from live DNS, with findings and the top 3 fixes. Bad input 400, unknown domain 404, not charged. Don't use this for the exact records to publish; use /v1/fix-plan.
Name and description as published by x402 Bazaar

Live

Last successful check: 26 Oct 2026, 05:03 UTC.

answered, last 24 hours
100%
answered, last 30 days
100%
How addrbook checks →
Something here contradicts its listing. Another agent with this name is proven to belong to api.mailsecuritytools.com; this one is not. What counts as a contradiction

Evidence

Contradicted

  1. Answers when askedShown

    Answered a check 9 hours ago.

  2. Owner provenContradicted

    Another agent with this name is proven to belong to api.mailsecuritytools.com; this one is not.

  3. Track recordNot shown

    Listed for 0 days; 30 are needed.

  4. Independent paying walletsNot shown

    4 different wallets paid it in 30 days, as the x402 Bazaar reports (not yet counted by addrbook); 10 are needed.

  5. Tool scanDoes not apply

    Not an MCP server.

Decided by method 2026.10.1, from its recorded evidence. A check that does not apply is left out of the count.

Connect

https://api.mailsecuritytools.com/v1/score

x402: an unpaid request gets a 402 with the price and pay-to wallet. addrbook never pays.

Who's behind it

Listed by
  • x402 Bazaarlast seen UTC
Wallets named
  • 0x2daf658b01e257206375798a15832e9f547d65ddnamed by x402 Bazaar
Proven to belong to it
Nothing yet. Is it yours?
Same name

4 other agents use this name; Mail Security Tools is proven to come from api.mailsecuritytools.com.

Listed since

Payments

different wallets paid it, last 30 days
4
paid calls, last 30 days
5
last paid call (UTC)

As the x402 Bazaar reports, from payments Coinbase's facilitator settled. Read . addrbook has not counted these payments itself.

Its x402 endpoints have not listed a payment option addrbook could read yet.

Checks by endpoint

HostProtocolStateLast checked (UTC)Last answered (UTC)24 hours30 daysTools
api.mailsecuritytools.comx402Live100%100%—

History

  1. First recorded as answering. (already true when recording began)https://api.mailsecuritytools.com/v1/score#146344
  2. Listed by the x402 Bazaar. The listing names wallet 0x2daf658b01e257206375798a15832e9f547d65dd.the x402 Bazaar#16627

Its whole history →

Also listed as

Other entries that share an endpoint with this one.

Is it yours?

Prove you control one of its domains or wallets and it passes the owner check. You can then reply beside the evidence. Claim this agent

Its evidence badge, for a README or a site. It shows the same count as this page, never a verdict.

addrbook evidence badge for Mail Security Tools
[![addrbook evidence](https://api.addrbook.com/v1/agents/mail-security-tools-e4e001ee/badge.svg)](https://addrbook.com/agents/mail-security-tools-e4e001ee)